<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>当当购物车</title>
    <style>
        body,
        ul,
        li,
        div,
        p,
        h1,
        h2,
        ol {
            margin: 0;
            padding: 0;
        }

        body {
            margin: 5px 0 0 0
        }

        ul,
        li,
        ol {
            list-style: none;
        }

        .content {
            width: 680px;
            margin: 0 auto;
            font-family: "微软雅黑";
            border: solid 1px #cecece;
            padding: 5px;
        }

        .logo {
            margin: 10px 0;
        }

        .logo span {
            display: inline-block;
            float: right;
            width: 60px;
            height: 30px;
            line-height: 30px;
            font-size: 14px;
            background: #ff0000;
            color: #ffffff;
            text-align: center;
            border-radius: 10px;
            margin-top: 5px;
            margin-right: 10px;
            cursor: pointer;
            font-weight: bold;
        }

        .logo img {
            width: 200px;
            height: 80px;
        }

        .cartList {
            overflow: hidden;
        }

        .cartList ul {
            clear: both;
            width: 100%;
            overflow: hidden;
            border-bottom: 1px #c6c6c6 dashed;
            padding-top: 6px;
        }

        .cartList ul li img {
            width: 60px;
        }

        .cartList ul li {
            font-family: "微软雅黑";
            font-size: 12px;
            color: #666666;
            text-align: center;
            line-height: 25px;
            float: left;

        }

        .cartList ul li input[name="price"] {
            border: none;
            background: transparent;
            width: 45px;
            text-align: center;
        }

        .cartList ul li input[name="amount"] {
            width: 45px;
            text-align: center;
            border: 1px solid #999999;
            border-left: none;
            border-right: none;
            height: 21px;
        }

        .cartList ul li input[name="minus"],
        .cartList ul li input[name="plus"] {
            height: 25px;
            border: 1px #999999 solid;
            width: 25px;
            text-align: center;
        }

        .cartList ul li:nth-of-type(1) {
            width: 130px;
        }

        .cartList ul li:nth-of-type(2) {
            width: 100px;
        }

        .cartList ul li:nth-of-type(3) {
            width: 130px;
        }

        .cartList ul li:nth-of-type(4) {
            width: 100px;
        }

        .cartList ul li:nth-of-type(5) {
            width: 130px;
        }

        .cartList ul li p {
            cursor: pointer;
        }

        .cartList ol {
            float: right;
            clear: both;
        }

        .cartList ol li {
            float: left;
            width: 200px;
        }

        .cartList ol li:nth-of-type(1) span {
            color: #ff0000;
        }

        .cartList ol li:nth-of-type(2) span {
            display: inline-block;
            float: right;
            width: 80px;
            height: 35px;
            line-height: 35px;
            font-size: 14px;
            font-family: "微软雅黑";
            background: #ff0000;
            color: #ffffff;
            text-align: center;
            margin-top: 5px;
            margin-right: 15px;
            cursor: pointer;
            font-weight: bold;
        }
    </style>
</head>

<body>
    <div class="content">
        <div class="logo">
            <img src="img/4.jpeg"><span onclick="close_plan();">关闭</span>
        </div>
        <div class="cartList" id="cartList">
            <ul>
                <li>商品图片</li>
                <li>商品信息</li>
                <li>单价</li>
                <li>数量</li>
                <li>总价</li>
                <li>操作</li>
            </ul>
            <ul>
                <li><img src="img/2.jpg"></li>
                <li>斐多</li>
                <li>¥<input type="text" name="price" value="21.90"></li>
                <li><input type="button" name="minus" value="-" onclick="minus(0);"><input type="text" name="amount"
                        value="1"><input type="button" name="plus" value="+" onclick="plus(0);"></li>
                <li id="price0">¥21.90</li>
                <li>
                    <p onclick="collection();">移入收藏</p>
                    <p>删除</p>
                </li>
            </ul>
            <ul>
                <li><img src="img/3.jpg"></li>
                <li>柏拉图文艺对话集</li>
                <li>¥<input type="text" name="price" value="24.00"></li>
                <li><input type="button" name="minus" value="-" onclick="minus(1);"><input type="text" name="amount"
                        value="1"><input type="button" name="plus" value="+" onclick="plus(1);"></li>
                <li id="price1">¥24.00</li>
                <li>
                    <p onclick="collection();">移入收藏</p>
                    <p>删除</p>
                </li>
            </ul>
            <ol>
                <li id="totalPrice">商品总计：<span></span></li>
                <li><span>结 算</span></li>
            </ol>
        </div>
    </div>
</body>
<script>
    function all() {
        var p0 = document.getElementById("price0").innerHTML;
        var p1 = document.getElementById("price1").innerHTML;
        var jg0 = parseFloat(p0.substring(1));
        var jg1 = parseFloat(p1.substring(1));

        document.getElementById("totalPrice").innerHTML = "¥" + (jg0 + jg1);
    }

    function plus(index) {
        var danjia = parseFloat(document.getElementsByName("price")[index].value);
        var sum = parseInt(document.getElementsByName("amount")[index].value);
        sum++;
        document.getElementsByName("amount")[index].value = sum;
        var money = danjia * 100 * sum / 100;
        document.getElementById("price" + index).innerHTML = "¥" + money;
        all();
    }
    function minus(index) {
        var dj = parseFloat(document.getElementsByName("price")[index].value);
        var sum = parseInt(document.getElementsByName("amount")[index].value);
        if (sum == 1) {
            alert("商品数量不能再减少了")
        } else {
            sum--;
            document.getElementsByName("amount")[index].value = sum;
            var money = dj * 100 * sum / 100;
            document.getElementById("price" + index).innerHTML = "¥" + money;
            all();
        }

    }
</script>

</html>